package org.scratchcrew.services;

/**
 * Defines support for digesting.
 */
public interface DigestSupport {
	/**
	 * Digest text and returns its text representation. Returned values must not
	 * be null and must be different from the given parameter.
	 * 
	 * @param message
	 *            message to digest
	 * @return digested message
	 */
	public String digestToText(String message);
}
